IP Telephony and Phones

Hey Guys,We have a h323 gateway on a 2921 and CUCM8.6 on VM. We have the pilot as XXXX7500. and 300 numbers there on. When an outside user calls a dn it displays XXXX7500 on the IP Phone of the user. But sometimes it displays the correct calling numb...

hola que tal me gustaria que me apoyaran con un problema que se me prensento al intentar transferir una llamada desde un telefono sip a un sccp que esta en otro sitio remoto la llamada no tiene audio , alguien sabe acerca de esto ? gracias

Dear i have CUCM & CUP 9.1.1 and i need to install Cisco Jabber Desktop.How can i create the jabber-config.xml file?My Cluster hasnt DNS (Domain Not Set)The domain is must for jabber desktop or not  and can i overrite this issue.Please advise asap.BR...

hi!i have a problem with cucm ( version is 8.5.1.10000-26 )we installed 6945G & 7945G.sometimes, our phones stuck for 3 ~ 4 minutes.for 3 ~4 minutes, All phone's function stop. i do not know reason .plz,help me.

What is Cisco's definitive recommendation for configuring Cisco switchports when using non-Cisco IP phones with a PC connected to the IP phone? We are using Avaya IP phones.I've seen several different configs, with pros and cons for each, but I woul...

Hello, who met this problem?Cisco Mobile 8   IN  call  OK Cisco Mobile 8  OUT call drop 20 seconds

1) Can the 7965G show photo caller ID?  please link to the manual2) may display on the 7965 X Y write the text? (on the home screen) please link to the manualthank

Hi everyone,Can someone can help me with the following.I have a sip trunk based environment goes true my h323 gateway.What i would like to have is ...Calls from the pstn have to be globalized good to the callmanagerThis should  be 00031206966669 or /...

I am updating from 8.6.2 to 8.6.2.2.  Its about 75 minutes in to the update and running cleanup.  How long does it usually take to complete?           

Customer updated to CUCM 8.6.2-22900, and 6941 phones are now displaying time off by one hour (slow).  TAC had us apply the latest DST patch, but this did not help.  Other phones are fine.Has anyone else seen this?  Suggestions to repair (not work ar...